01 n. Oneness of origin; esp. (Biol.), development of all beings in the universe from a single cell; -- opposed to polygenesis. Called also monism.
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1.
Oneness of origin; esp. (Biol.), development of all beings in the universe from a single cell; -- opposed to polygenesis. Called also monism.(Biol.) Also: monism
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2.
That form of reproduction which requires but one parent, as in reproduction by fission or in the formation of buds, etc., which drop off and form new individuals; asexual reproduction.(Biol.)
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3.
The direct development of an embryo, without metamorphosis, into an organism similar to the parent organism; -- opposed to metagenesis.(Biol.)